WO2015142027A1 - Appuie-tête à moteur électrique - Google Patents

Appuie-tête à moteur électrique Download PDF

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Publication number
WO2015142027A1
WO2015142027A1 PCT/KR2015/002567 KR2015002567W WO2015142027A1 WO 2015142027 A1 WO2015142027 A1 WO 2015142027A1 KR 2015002567 W KR2015002567 W KR 2015002567W WO 2015142027 A1 WO2015142027 A1 WO 2015142027A1
Authority
WO
WIPO (PCT)
Prior art keywords
bracket
coupled
headrest
lead screw
main bracket
Prior art date
Application number
PCT/KR2015/002567
Other languages
English (en)
Korean (ko)
Inventor
김도형
임호섭
Original Assignee
현대다이모스(주)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 현대다이모스(주) filed Critical 현대다이모스(주)
Priority to CN201580014308.4A priority Critical patent/CN106103185A/zh
Priority to US15/126,686 priority patent/US9878645B2/en
Publication of WO2015142027A1 publication Critical patent/WO2015142027A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Support for the head or the back
    • A47C7/38—Support for the head or the back for the head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/80—Head-rests
    • B60N2/806—Head-rests movable or adjustable
    • B60N2/865—Head-rests movable or adjustable providing a fore-and-aft movement with respect to the occupant's head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/0224—Non-manual adjustments, e.g. with electrical operation
    • B60N2/02246—Electric motors therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/0224—Non-manual adjustments, e.g. with electrical operation
    • B60N2/02246—Electric motors therefor
    • B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/0224—Non-manual adjustments, e.g. with electrical operation
    • B60N2/02246—Electric motors therefor
    • B60N2/02258—Electric motors therefor characterised by the mounting of the electric motor for adjusting the seat

Definitions

  • the present invention has been proposed to solve the above problems, and an object thereof is to provide an electric headrest that increases the convenience of the user by adjusting the headrest forward and backward.
  • the top of the car seat is equipped with a headrest for protecting the user's neck or a comfortable rest, so that the user can adjust the height and angle of the headrest to suit your physical characteristics or tastes.
  • the headrest also plays an important role in mitigating the impact of the neck due to inertia in the event of a vehicle crash. Therefore, it is important to adjust the headrest to fit the user's body above all, but it is common to use it without setting because of inconvenience of operation.
  • the length of the lead screw as much as the necessary forward and backward adjustment amount should be secured, which inevitably increases the size of the headrest, resulting in weight increase and cost increase.
  • the length of the lead screw is limited and the amount of front and rear adjustment movement can not be secured as required, thereby impairing the user's convenience and habitability.
  • the present invention has been proposed to solve this problem, unlike the prior art by using the link structure to adjust the headrest in front and rear, more than the conventional straight type forward and backward adjustment headrest the same amount of operation per lead screw length
  • the purpose is to provide an electric headrest that secures and minimizes the size of the headrest and increases user convenience.
  • Headrest device for achieving the above object is fixed to the upper side of the stay rod, both side ends are bent upwards to form a bent portion; A lower end coupled to the bent part of the base to form a coupling part, and a space part provided at an inner side thereof, the main bracket being formed to be rotatable in the front-rear direction about the coupling part; An operation unit provided in the space unit; And one end coupled to the main bracket, and the other end coupled to the operation unit to move the lead screw forward and backward according to the operation of the operation unit.
  • a lower end of the main bracket may be pinned to the base to be rotatable in the front-rear direction.
  • the side of the main bracket further includes a plate-shaped side bracket bent, the headrest pad may be supported by the side bracket.
  • the main bracket may have a hinge shaft that traverses the bracket from side to side in front of the front bracket, and one end of the lead screw may be coupled to the hinge shaft to be rotated.
  • the main bracket may be composed of a front bracket of the front side and a rear bracket of the rear side.
  • the upper side of the front bracket and the rear bracket is provided with a link across the bracket, the link is coupled to the bracket can be pivoted back and forth around the link.
  • the operation part is coupled to the driving unit and the rotating shaft of the driving unit is a power generation is composed of a gear formed a gear portion of the gear portion of the gear and the screw thread of the lead screw can be engaged with the lead screw can move forward and backward.
  • the user can operate the drive unit and the gear unit through the switch operation to finely adjust the headrest according to the user's preference and convenience, thereby increasing the user's convenience and comfort.
  • the headrest adjustment position freely moves forward by unintentional external force, eliminating the risk of contact with the user's body.
  • FIG 1 illustrates an electric headrest in accordance with one embodiment of the present invention.
  • FIG. 2 is a side view of FIG. 1;
  • FIG. 3 is a view illustrating a state in which FIG. 1 is mounted on a vehicle.
  • FIG. 7 is a view showing the operation amount relative to the moving distance of the lead screw.
  • FIG. 1 is a view showing an electric headrest according to an embodiment of the present invention
  • Figure 2 is a side view of Figure 1
  • Figure 3 is a view showing a state in which Figure 1 is mounted on a vehicle.
  • 4 to 6 are views showing the operation after each operation of FIGS. 1 to 3
  • FIG. 7 is a view showing an operation amount relative to a moving distance of the lead screw 900.
  • Electric head restraint is fixed to the upper side of the stay rod 100, both ends of the plate-shaped base 300 is bent upward to form a bent portion 310;
  • the lower end is coupled to the bent portion 310 of the base 300 to form a coupling portion 330, the inner space portion 550 is provided and formed to be able to rotate in the front and rear direction around the coupling portion 330 Main bracket 500;
  • An operation unit 700 provided in the space unit 550;
  • one end is coupled to the main bracket 500, the other end is coupled to the operation unit 700, the lead screw 900 is moved in the front and rear direction according to the operation of the operation unit 700; includes.
  • the base 300 is fixed to the upper side of the stay rod 100 and has a plate shape and the left and right ends are bent upward by a predetermined length to form the bent portion 310.
  • the bent portion 310 of the base 300 is formed so that the main bracket 500 is pin-coupled or hinged to rotate around the coupling portion 330, so that the main bracket 500 rotates in the front-rear direction. do.
  • Coupling portion 330 is shown in four embodiments formed in four places, the main bracket 500 through the four coupling portion 330 is a four-section link movement and the position of the coupling portion 330 The number can be changed according to the design or environment.
  • a lower end of the main bracket 500 is coupled to the bent portion 310 of the base 300 to form a coupling portion 330, and a space portion 550 is provided inside the main bracket 500.
  • the side bracket 400 is fixed to the left and right sides of the main bracket 500. The side bracket 400 is fixed in close contact with the side of the main bracket 500, extended from the side to the front and then bent left and right to support the headrest pad, and pin coupling or hinge coupling with the upper side of the main bracket 500. When the main bracket 500 is operated to link movement together.
  • An operating unit 700 is provided in the space 550 of the main bracket 500, and the operating unit 700 moves the driving unit 710 and the lead screw 900 in which power is generated in the front and rear directions. It consists of a gear portion 730 and a fixed portion 750 for fixing the gear portion 730.
  • the operation unit 700 may be a motor that typically rotates about a rotation axis.
  • the gear unit 730 is coupled to the end of the rotary shaft of the drive unit 710, the axis of rotation is extended shaft formed, the end may be formed in a gear shape, the gear of the gear unit 730 and the lead screw ( Thread 910 formed at the other end of 900 is engaged.
  • the gear unit 930 is rotated by the operation of the driving unit 710, and the lead screw 900 engaged with the gear unit 930 moves in the front and rear directions, whereby the main bracket coupled to one end of the lead screw 900 is moved.
  • the coupling portion 330 of the upper side of the 500 and the lower end of the main bracket 500 is to the front and rear link movement.
  • the gear unit 730 and the lead screw 900 of the operation unit 700 may be operated on the principle of a rack and pinion gear.
  • the lead screw 900 may be moved back and forth by linear movement simultaneously with the rotational movement due to the gear tooth and the thread 910 of the lead screw 900.
  • One end of the lead screw 900 is coupled to the main bracket 500, the other end is coupled to the operation unit 700 so that the lead screw 900 is moved in the front-rear direction according to the operation of the operation unit 700. .
  • one end of the lead screw 900 is coupled to the main bracket 500, the position where the lead screw 900 is coupled to the main bracket 500 may vary depending on the design or environment.
  • the hinge shaft 570 is formed to cross the main bracket 500 from side to side above the front surface of the main bracket 500.
  • the hinge shaft 570 may rotate, but in the present embodiment, the hinge shaft 570 is fixed.
  • One end of the lead screw 900 is pivoted to the hinge shaft 570 by being coupled to the hinge shaft 570.
  • a through hole 930 is formed at one end of the lead screw 900 so that the through hole 930 is formed.
  • the lead screw 900 is fitted to the hinge shaft 570 to be rotatable while being fixed from the hinge shaft 570.
  • the main bracket 500 may include a front bracket 510 on the front side and a rear bracket 530 on the rear side.
  • Links 511 and 531 across the brackets 510 and 530 are provided on the upper side of the front bracket 510 and the rear bracket 530, and the links 511 and 531 are coupled to the brackets 510 and 530 so that the brackets 510 and 530 are links 511 and 531. So that it can be rotated back and forth around the center.
  • one end of the lead screw 900 may be coupled to the hinge shaft 570, but in some cases, the hinge shaft 570 may be omitted and coupled to the link 511 of the front bracket 510 to rotate.
  • This information can be changed according to design or environment.
  • an electric signal is driven by the driving unit 710 of the operation unit 700 under the control of the controller (not shown) in the state before the operation of FIGS. 1 to 3.
  • the lead screw 900 is advanced forward by the engagement with the gear unit 730 to pull the main bracket 500 coupled to the hinge shaft 570 forward. Since the main bracket 500 is four-point link coupled to the side bracket 400 and the base 300, respectively, the main bracket 500 protrudes forward by the four-section link movement of the main bracket 500. The state after this operation is shown in FIGS. 4 to 6.
  • FIG. 7 is a view briefly showing the amount of operation compared to the moving distance of the lead screw 900 of the present invention.
  • a lead screw having a length X equal to the length X operating in the front and rear direction is required.
  • the electric headrest of the present invention is assembled to the main bracket 500 so that the lead screw 900 forms an oblique line, and moves linearly at the same time along the hinge axis 570 in a diagonal direction.
  • the operating amount X + a of the main bracket 500 is increased compared to the moving distance X of the lead screw 900.
  • by properly adjusting the assembly position of the lead screw 900 and the main bracket 500 as necessary even as the lead screw 900 of a shorter length than the conventional one can obtain the desired amount of operation to reduce the cost and weight There is a decreasing effect.
  • the electric headrest as described above secures a greater amount of operation per lead screw length when using the same package as compared to the conventional direct-type front and rear adjustment headrests, thereby minimizing the size of the headrest and reducing weight, cost, and user's habitability. There is an advantage to increase.
  • the user can operate the drive unit and the gear unit through a switch operation to finely adjust the headrest according to the user's preferences and convenience to increase the user's convenience and comfort.
  • the headrest adjustment position can freely move forward by unintentional external force and come into contact with the user's body. This eliminates the risk and increases safety problems such as increased wooden hatch that may occur due to the body's undulation by external force. There is an advantage that can be solved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)

Abstract

L'invention concerne un appuie-tête à moteur électrique comprenant : une base en forme de plaque qui est fixée au côté supérieur d'une tige d'immobilisation et qui comporte une partie coudée formée en son sein, la partie coudée comportant des extrémités opposées coudées vers le haut ; un support principal qui comporte une partie de couplage formée sur son extrémité inférieure de façon à être couplée à la partie coudée de la base et une partie d'espace située en son sein, et qui est formé pour pivoter vers l'arrière et vers l'avant autour de la partie de couplage ; une partie de mise en œuvre disposée dans la partie d'espace ; et une vis-mère dont une extrémité est couplée au support principal et dont l'autre extrémité est couplée à la partie de mise en œuvre, et qui assure une mise en mouvement vers l'arrière et vers l'avant conformément à une mise en œuvre de la partie de mise en œuvre.
PCT/KR2015/002567 2014-03-17 2015-03-17 Appuie-tête à moteur électrique WO2015142027A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201580014308.4A CN106103185A (zh) 2014-03-17 2015-03-17 电动头枕
US15/126,686 US9878645B2 (en) 2014-03-17 2015-03-17 Electric-powered headrest

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2014-0030768 2014-03-17
KR1020140030768A KR101553527B1 (ko) 2014-03-17 2014-03-17 전동식 헤드레스트

Publications (1)

Publication Number Publication Date
WO2015142027A1 true WO2015142027A1 (fr) 2015-09-24

Family

ID=54144923

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/002567 WO2015142027A1 (fr) 2014-03-17 2015-03-17 Appuie-tête à moteur électrique

Country Status (4)

Country Link
US (1) US9878645B2 (fr)
KR (1) KR101553527B1 (fr)
CN (1) CN106103185A (fr)
WO (1) WO2015142027A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10899260B2 (en) * 2015-10-05 2021-01-26 Adient Luxembourg Holding S.Á R.L. Headrest of a vehicle seat
KR101736831B1 (ko) 2015-12-21 2017-05-18 현대다이모스(주) 전동식 헤드레스트
US10160361B2 (en) * 2016-07-27 2018-12-25 Windsor Machine and Stamping (2009) Ltd. Four-way electric power actuation head restraint
KR20180060399A (ko) 2016-11-29 2018-06-07 주식회사다스 전동식 헤드레스트
FR3068312B1 (fr) * 2017-06-29 2019-08-23 Cera Tsc Appui-tete de siege de vehicule automobile
US10208888B1 (en) * 2017-09-14 2019-02-19 Facebook, Inc. Ergonomic tablet holder
DE102018106698A1 (de) * 2018-03-21 2019-09-26 Grammer Ag Kopfstütze
DE102018005316A1 (de) * 2018-07-05 2020-01-09 Grammer Aktiengesellschaft Kopfstütze
CN113525205B (zh) * 2021-08-26 2022-08-19 延锋国际座椅系统有限公司 一种座椅电动头枕
KR102442642B1 (ko) * 2022-02-18 2022-09-13 주식회사 우보테크 전동식 헤드레스트
DE102022122310A1 (de) * 2022-09-02 2024-03-07 Grammer Aktiengesellschaft Kopfstütze

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KR19980037476A (ko) * 1996-11-21 1998-08-05 박병재 자동차의 머리받침대 젖힘장치
KR101071615B1 (ko) * 2009-09-16 2011-10-10 주식회사 우보테크 헤드레스트 이동장치
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KR20120010549A (ko) * 2010-07-26 2012-02-03 주식회사 우보테크 헤드레스트 이동장치

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DE102009019439B3 (de) * 2008-11-10 2010-06-24 Grammer Ag Kopfstütze für Fahrzeugsitze
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KR101298550B1 (ko) 2012-10-24 2013-08-22 우성테크(주) 차량용 헤드레스트의 수평위치조절구
KR101428285B1 (ko) * 2012-12-12 2014-08-08 현대자동차주식회사 리어시트용 헤드레스트의 리클라이닝 장치
KR101601535B1 (ko) * 2014-11-12 2016-03-09 현대자동차주식회사 헤드레스트 장치
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Publication number Priority date Publication date Assignee Title
KR19980037476A (ko) * 1996-11-21 1998-08-05 박병재 자동차의 머리받침대 젖힘장치
KR101071615B1 (ko) * 2009-09-16 2011-10-10 주식회사 우보테크 헤드레스트 이동장치
KR20120008578A (ko) * 2010-07-19 2012-02-01 현대자동차주식회사 프리크래쉬용 헤드레스트 자동이동장치
KR20120010549A (ko) * 2010-07-26 2012-02-03 주식회사 우보테크 헤드레스트 이동장치

Also Published As

Publication number Publication date
CN106103185A (zh) 2016-11-09
US9878645B2 (en) 2018-01-30
US20170088025A1 (en) 2017-03-30
KR101553527B1 (ko) 2015-09-17

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